Finding the Fourth Proportional to 486,573.70, 671,787.66 and 435,497.98
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Solution
The fourth proportional to 486,573.70, 671,787.66 and 435,497.98 is: 601,270.00
Step by Step Solution
- Step 1: Write the proportion equation
486,573.70 : 671,787.66 = 435,497.98 : x - Step 2: Convert to fraction form
486,573.70/671,787.66 = 435,497.98/x - Step 3: Cross multiply
486,573.70x = 671,787.66 × 435,497.98 - Step 4: Simplify right side
486,573.70x = 292,562,168,918.93 - Step 5: Solve for x
x = 292,562,168,918.93/486,573.70 - Step 6: Final answer
x = 601,270.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.